You can loosen the jar top by running hot water over the lid. Why does this work? A: The higher temperature of the lid causes it to expand slightly, making the lid easier to remove.

B: The higher temperature of the lid causes the lid to contract, making the lid easier to remove.

C: Hot water does not impact the lid.

The higher temperature of the lid causes it to expand slightly, making the lid easier to remove so the answer is A b is not correct cause i chose that answer and it was wrong and its not c cause i does impact the lid when i chose a it was correct

Explanation:

answer; i believe the correct answer to the above question is ( friction)

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.